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Simultaneous determination of ascorbic acid and acetylsalicylic acid in pharmaceutical formulations
(AOAC INTERNATIONAL, 2001-02)
Determination of sulphide in liquid and solid samples by integrated pervaporation-potentiometric detection
(ELSEVIER SCIENCE BV, 2001-06-12)
Determinacion de hierro en fase solida por espectrofotometria derivada de segundo orden
(Sociedad Chilena de Quimica, 2001)